4-Chloro-2-(difluoromethyl)pyridine CAS 1193104-11-8
| CAS No. | 1193104-11-8 |
| Molecular Formula | C6H4ClF2N |
| Molecular Weight | 163.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Chloro-2-(difluoromethyl)pyridine.
4-Chloro-2-(difluoromethyl)pyridine (CAS 1193104-11-8) is a high-purity analytical reference standard with the molecular formula C6H4ClF2N and a molecular weight of 163.55 g/mol.
Based on its molecular formula C6H4ClF2N, 4-Chloro-2-(difluoromethyl)pyridine contains a nitrile group, fluorine/chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 163.55 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Chloro-2-(difluoromethyl)pyridine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H4ClF2N |
| Molecular Weight | 163.55 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 2-Chloro-6-(difluoromethyl)pyridine (CAS 1026587-36-9)
- 3-Chloro-5-(difluoromethyl)pyridine (CAS 1335055-92-9)
- 6-Chloro-2,3-difluoroaniline (CAS 1373920-77-4)
- 5-Chloro-2-(difluoromethyl)pyridine (CAS 1374659-32-1)
- 3-Chloro-4-(difluoromethyl)pyridine (CAS 1374659-44-5)
- 4-Chloro-3,5-difluoro-2-methylpyridine (CAS 139161-94-7)
- 3-Chloro-4,5-difluoroaniline (CAS 149144-05-8)
- 3-Chloro-2-(difluoromethyl)pyridine (CAS 1805301-63-6)
Recommended Standards
- 3-(Chloromethyl)-2,5-difluoropyridine (CAS 1227561-54-7)
- N-(2-Chloro-5-fluoropyrimidin-4-yl)hydroxylamine (CAS 1378583-02-8)
- 4-(Chloromethyl)-2,5-difluoropyridine (CAS 1227574-69-7)
- 6-chloronicotinic acid-13C6 (CAS CATO-CCPD102489)
- (Z)-2-(3,3-Dimethylcyclohexylidene)acetaldehyde (CAS 26532-24-1)
- 3,7-Dimethylimidazo[1,2-a]pyridine (CAS 34165-15-6)
- 2-(Hydroxymethyl)-6-methylbenzonitrile (CAS 1261573-50-5)
- Adipic acid, bis(1-butylpentyl) ester (CAS 77916-77-9)
- 5-Chloro-2-(1,3-dihydro-1,3- dioxo-isoindol-2-yl)methylbenzoic acid (CAS 266341-87-1)
- Lumateperone impurity 57 (CAS CATO-C4X-220157)
- Boc-Gly-Tyr-Ome (CAS 65160-62-5)
- methyl[(1-methylcyclopropyl)methyl]amine (CAS 1278662-39-7)
- n-(Pyridin-3-ylmethyl)-2-(thiophen-2-yl)ethan-1-amine (CAS 1019556-62-7)
- D-Ala35-Tirzepatide (CAS CATO-CPTD788904)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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